The Pentax HD DA 21mm f/3.2 AL Limited is a premium compact pancake-style wide-angle prime lens offering exceptional build quality and optical performance. Featuring a 21mm focal length with 31.5mm full-frame equivalent and a 68-degree angle of view, this lens delivers outstanding versatility for everyday, landscape, and interior photography. The advanced HD multi-layer coating minimises flare and ghosting whilst the seven-blade rounded diaphragm ensures beautiful bokeh at wider apertures. With a minimum focusing distance of just 0.2m, premium aluminium construction, and a Quick-Shift autofocus system for direct manual focus override, this Limited edition lens represents a refined choice for Pentax K-mount DSLRs seeking compact, high-performance wide-angle capability.